Buffer overflow in Linux Kernel
CVE-2017-18193
fs/f2fs/extent_cache.c in the Linux kernel before 4.13 mishandles extent trees, which allows local users to cause a denial of service (BUG) via an application with multiple threads.
Vulnerability class: Buffer Overflow
EPSS: 0.004 (30.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Patch, x_refsource_MISC)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
- cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
Frequently asked questions
- What is CVE-2017-18193?
- CVE-2017-18193 is a medium-severity vulnerability in Linux Kernel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2018-02-22.
- How severe is CVE-2017-18193?
- Medium severity. CVSS v3 base score is 5.5 out of 10.